2022-03-04 07:08:23

by Keith Busch

[permalink] [raw]
Subject: Re: [PATCHv4 3/8] asm-generic: introduce be48 unaligned accessors

On Fri, Mar 04, 2022 at 01:31:26AM +0000, David Laight wrote:
> From: Keith Busch
> > Sent: 03 March 2022 20:13
> >
> > The NVMe protocol extended the data integrity fields with unaligned
> > 48-bit reference tags.
>
> If they are reference tags, are they only interpreted by the
> sending system?

No, this field participates in end-to-end data protection formats, so is
verified on both sides.